Home / 83,169.61-114,734.05-54,476.85

Finding the Fourth Proportional to 83,169.61, 114,734.05 and 54,476.85

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Solution

The fourth proportional to 83,169.61, 114,734.05 and 54,476.85 is: 75,151.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,169.61 : 114,734.05 = 54,476.85 : x
  2. Step 2: Convert to fraction form
    83,169.61/114,734.05 = 54,476.85/x
  3. Step 3: Cross multiply
    83,169.61x = 114,734.05 × 54,476.85
  4. Step 4: Simplify right side
    83,169.61x = 6,250,349,495.55
  5. Step 5: Solve for x
    x = 6,250,349,495.55/83,169.61
  6. Step 6: Final answer
    x = 75,151.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.